Du Rififi chez les hommes (Rififi) influenced Rififi

Book to movie adaptation. However : Dassin famously hated the Rififi book, particularly its heavy undertones of racism, so he completely altered the script. He took a very minor safe-cracking moment from the book and expanded it into the legendary, 30-minute silent heist sequence to give the film its center. He effectively invented his own masterpiece entirely in a vacuum